diff options
| author | Ronald S. Bultje <rsbultje@gmail.com> | 2013-09-30 23:03:30 -0400 |
|---|---|---|
| committer | Luca Barbato <lu_zero@gentoo.org> | 2013-11-15 10:16:28 +0100 |
| commit | 72ca830f511fcdc01253689615faed25da7c57bf (patch) | |
| tree | abed6bfb85862fbfa306f686d93c822a82722004 /libavcodec/vp9dsp.c | |
| parent | 458446acfa1441d283dacf9e6e545beb083b8bb0 (diff) | |
lavc: VP9 decoder
Originally written by Ronald S. Bultje <rsbultje@gmail.com> and
Clément Bœsch <u@pkh.me>
Further contributions by:
Anton Khirnov <anton@khirnov.net>
Diego Biurrun <diego@biurrun.de>
Luca Barbato <lu_zero@gentoo.org>
Martin Storsjö <martin@martin.st>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
Diffstat (limited to 'libavcodec/vp9dsp.c')
| -rw-r--r-- | libavcodec/vp9dsp.c | 2174 |
1 files changed, 2174 insertions, 0 deletions
diff --git a/libavcodec/vp9dsp.c b/libavcodec/vp9dsp.c new file mode 100644 index 0000000000..c83defeda3 --- /dev/null +++ b/libavcodec/vp9dsp.c @@ -0,0 +1,2174 @@ +/* + * VP9 compatible video decoder + * + * Copyright (C) 2013 Ronald S. Bultje <rsbultje gmail com> + * Copyright (C) 2013 Clément Bœsch <u pkh me> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/common.h" +#include "libavutil/intreadwrite.h" + +#include "rnd_avg.h" +#include "vp9.h" + +// FIXME see whether we can merge parts of this (perhaps at least 4x4 and 8x8) +// back with h264pred.[ch] + +static void vert_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + unsigned p4 = AV_RN32A(top); + + AV_WN32A(dst + stride * 0, p4); + AV_WN32A(dst + stride * 1, p4); + AV_WN32A(dst + stride * 2, p4); + AV_WN32A(dst + stride * 3, p4); +} + +static void vert_8x8_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t p8 = AV_RN64A(top); + int y; + + for (y = 0; y < 8; y++) { + AV_WN64A(dst, p8); + dst += stride; + } +} + +static void vert_16x16_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t p8a = AV_RN64A(top + 0), p8b = AV_RN64A(top + 8); + int y; + + for (y = 0; y < 16; y++) { + AV_WN64A(dst + 0, p8a); + AV_WN64A(dst + 8, p8b); + dst += stride; + } +} + +static void vert_32x32_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t p8a = AV_RN64A(top + 0), p8b = AV_RN64A(top + 8), + p8c = AV_RN64A(top + 16), p8d = AV_RN64A(top + 24); + int y; + + for (y = 0; y < 32; y++) { + AV_WN64A(dst + 0, p8a); + AV_WN64A(dst + 8, p8b); + AV_WN64A(dst + 16, p8c); + AV_WN64A(dst + 24, p8d); + dst += stride; + } +} + +static void hor_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + AV_WN32A(dst + stride * 0, left[0] * 0x01010101U); + AV_WN32A(dst + stride * 1, left[1] * 0x01010101U); + AV_WN32A(dst + stride * 2, left[2] * 0x01010101U); + AV_WN32A(dst + stride * 3, left[3] * 0x01010101U); +} + +static void hor_8x8_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 8; y++) { + AV_WN64A(dst, left[y] * 0x0101010101010101ULL); + dst += stride; + } +} + +static void hor_16x16_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 16; y++) { + uint64_t p8 = left[y] * 0x0101010101010101ULL; + + AV_WN64A(dst + 0, p8); + AV_WN64A(dst + 8, p8); + dst += stride; + } +} + +static void hor_32x32_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 32; y++) { + uint64_t p8 = left[y] * 0x0101010101010101ULL; + + AV_WN64A(dst + 0, p8); + AV_WN64A(dst + 8, p8); + AV_WN64A(dst + 16, p8); + AV_WN64A(dst + 24, p8); + dst += stride; + } +} + +static void tm_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y, tl = top[-1]; + + for (y = 0; y < 4; y++) { + int l_m_tl = left[y] - tl; + + dst[0] = av_clip_uint8(top[0] + l_m_tl); + dst[1] = av_clip_uint8(top[1] + l_m_tl); + dst[2] = av_clip_uint8(top[2] + l_m_tl); + dst[3] = av_clip_uint8(top[3] + l_m_tl); + dst += stride; + } +} + +static void tm_8x8_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y, tl = top[-1]; + + for (y = 0; y < 8; y++) { + int l_m_tl = left[y] - tl; + + dst[0] = av_clip_uint8(top[0] + l_m_tl); + dst[1] = av_clip_uint8(top[1] + l_m_tl); + dst[2] = av_clip_uint8(top[2] + l_m_tl); + dst[3] = av_clip_uint8(top[3] + l_m_tl); + dst[4] = av_clip_uint8(top[4] + l_m_tl); + dst[5] = av_clip_uint8(top[5] + l_m_tl); + dst[6] = av_clip_uint8(top[6] + l_m_tl); + dst[7] = av_clip_uint8(top[7] + l_m_tl); + dst += stride; + } +} + +static void tm_16x16_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y, tl = top[-1]; + + for (y = 0; y < 16; y++) { + int l_m_tl = left[y] - tl; + + dst[0] = av_clip_uint8(top[0] + l_m_tl); + dst[1] = av_clip_uint8(top[1] + l_m_tl); + dst[2] = av_clip_uint8(top[2] + l_m_tl); + dst[3] = av_clip_uint8(top[3] + l_m_tl); + dst[4] = av_clip_uint8(top[4] + l_m_tl); + dst[5] = av_clip_uint8(top[5] + l_m_tl); + dst[6] = av_clip_uint8(top[6] + l_m_tl); + dst[7] = av_clip_uint8(top[7] + l_m_tl); + dst[8] = av_clip_uint8(top[8] + l_m_tl); + dst[9] = av_clip_uint8(top[9] + l_m_tl); + dst[10] = av_clip_uint8(top[10] + l_m_tl); + dst[11] = av_clip_uint8(top[11] + l_m_tl); + dst[12] = av_clip_uint8(top[12] + l_m_tl); + dst[13] = av_clip_uint8(top[13] + l_m_tl); + dst[14] = av_clip_uint8(top[14] + l_m_tl); + dst[15] = av_clip_uint8(top[15] + l_m_tl); + dst += stride; + } +} + +static void tm_32x32_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y, tl = top[-1]; + + for (y = 0; y < 32; y++) { + int l_m_tl = left[y] - tl; + + dst[0] = av_clip_uint8(top[0] + l_m_tl); + dst[1] = av_clip_uint8(top[1] + l_m_tl); + dst[2] = av_clip_uint8(top[2] + l_m_tl); + dst[3] = av_clip_uint8(top[3] + l_m_tl); + dst[4] = av_clip_uint8(top[4] + l_m_tl); + dst[5] = av_clip_uint8(top[5] + l_m_tl); + dst[6] = av_clip_uint8(top[6] + l_m_tl); + dst[7] = av_clip_uint8(top[7] + l_m_tl); + dst[8] = av_clip_uint8(top[8] + l_m_tl); + dst[9] = av_clip_uint8(top[9] + l_m_tl); + dst[10] = av_clip_uint8(top[10] + l_m_tl); + dst[11] = av_clip_uint8(top[11] + l_m_tl); + dst[12] = av_clip_uint8(top[12] + l_m_tl); + dst[13] = av_clip_uint8(top[13] + l_m_tl); + dst[14] = av_clip_uint8(top[14] + l_m_tl); + dst[15] = av_clip_uint8(top[15] + l_m_tl); + dst[16] = av_clip_uint8(top[16] + l_m_tl); + dst[17] = av_clip_uint8(top[17] + l_m_tl); + dst[18] = av_clip_uint8(top[18] + l_m_tl); + dst[19] = av_clip_uint8(top[19] + l_m_tl); + dst[20] = av_clip_uint8(top[20] + l_m_tl); + dst[21] = av_clip_uint8(top[21] + l_m_tl); + dst[22] = av_clip_uint8(top[22] + l_m_tl); + dst[23] = av_clip_uint8(top[23] + l_m_tl); + dst[24] = av_clip_uint8(top[24] + l_m_tl); + dst[25] = av_clip_uint8(top[25] + l_m_tl); + dst[26] = av_clip_uint8(top[26] + l_m_tl); + dst[27] = av_clip_uint8(top[27] + l_m_tl); + dst[28] = av_clip_uint8(top[28] + l_m_tl); + dst[29] = av_clip_uint8(top[29] + l_m_tl); + dst[30] = av_clip_uint8(top[30] + l_m_tl); + dst[31] = av_clip_uint8(top[31] + l_m_tl); + dst += stride; + } +} + +static void dc_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + unsigned dc = 0x01010101U * + ((left[0] + left[1] + left[2] + left[3] + + top[0] + top[1] + top[2] + top[3] + 4) >> 3); + + AV_WN32A(dst + stride * 0, dc); + AV_WN32A(dst + stride * 1, dc); + AV_WN32A(dst + stride * 2, dc); + AV_WN32A(dst + stride * 3, dc); +} + +static void dc_8x8_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t dc = 0x0101010101010101ULL * + ((left[0] + left[1] + left[2] + left[3] + + left[4] + left[5] + left[6] + left[7] + + top[0] + top[1] + top[2] + top[3] + + top[4] + top[5] + top[6] + top[7] + 8) >> 4); + int y; + + for (y = 0; y < 8; y++) { + AV_WN64A(dst, dc); + dst += stride; + } +} + +static void dc_16x16_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t dc = 0x0101010101010101ULL * + ((left[0] + left[1] + left[2] + left[3] + + left[4] + left[5] + left[6] + left[7] + + left[8] + left[9] + left[10] + left[11] + + left[12] + left[13] + left[14] + left[15] + + top[0] + top[1] + top[2] + top[3] + + top[4] + top[5] + top[6] + top[7] + + top[8] + top[9] + top[10] + top[11] + + top[12] + top[13] + top[14] + top[15] + 16) >> 5); + int y; + + for (y = 0; y < 16; y++) { + AV_WN64A(dst + 0, dc); + AV_WN64A(dst + 8, dc); + dst += stride; + } +} + +static void dc_32x32_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t dc = 0x0101010101010101ULL * + ((left[0] + left[1] + left[2] + left[3] + + left[4] + left[5] + left[6] + left[7] + + left[8] + left[9] + left[10] + left[11] + + left[12] + left[13] + left[14] + left[15] + + left[16] + left[17] + left[18] + left[19] + + left[20] + left[21] + left[22] + left[23] + + left[24] + left[25] + left[26] + left[27] + + left[28] + left[29] + left[30] + left[31] + + top[0] + top[1] + top[2] + top[3] + + top[4] + top[5] + top[6] + top[7] + + top[8] + top[9] + top[10] + top[11] + + top[12] + top[13] + top[14] + top[15] + + top[16] + top[17] + top[18] + top[19] + + top[20] + top[21] + top[22] + top[23] + + top[24] + top[25] + top[26] + top[27] + + top[28] + top[29] + top[30] + top[31] + 32) >> 6); + int y; + + for (y = 0; y < 32; y++) { + AV_WN64A(dst + 0, dc); + AV_WN64A(dst + 8, dc); + AV_WN64A(dst + 16, dc); + AV_WN64A(dst + 24, dc); + dst += stride; + } +} + +static void dc_left_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + unsigned dc = 0x01010101U * + ((left[0] + left[1] + left[2] + left[3] + 2) >> 2); + + AV_WN32A(dst + stride * 0, dc); + AV_WN32A(dst + stride * 1, dc); + AV_WN32A(dst + stride * 2, dc); + AV_WN32A(dst + stride * 3, dc); +} + +static void dc_left_8x8_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t dc = 0x0101010101010101ULL * + ((left[0] + left[1] + left[2] + left[3] + + left[4] + left[5] + left[6] + left[7] + 4) >> 3); + int y; + + for (y = 0; y < 8; y++) { + AV_WN64A(dst, dc); + dst += stride; + } +} + +static void dc_left_16x16_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t dc = 0x0101010101010101ULL * + ((left[0] + left[1] + left[2] + left[3] + + left[4] + left[5] + left[6] + left[7] + + left[8] + left[9] + left[10] + left[11] + + left[12] + left[13] + left[14] + left[15] + 8) >> 4); + int y; + + for (y = 0; y < 16; y++) { + AV_WN64A(dst + 0, dc); + AV_WN64A(dst + 8, dc); + dst += stride; + } +} + +static void dc_left_32x32_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t dc = 0x0101010101010101ULL * + ((left[0] + left[1] + left[2] + left[3] + + left[4] + left[5] + left[6] + left[7] + + left[8] + left[9] + left[10] + left[11] + + left[12] + left[13] + left[14] + left[15] + + left[16] + left[17] + left[18] + left[19] + + left[20] + left[21] + left[22] + left[23] + + left[24] + left[25] + left[26] + left[27] + + left[28] + left[29] + left[30] + left[31] + 16) >> 5); + int y; + + for (y = 0; y < 32; y++) { + AV_WN64A(dst + 0, dc); + AV_WN64A(dst + 8, dc); + AV_WN64A(dst + 16, dc); + AV_WN64A(dst + 24, dc); + dst += stride; + } +} + +static void dc_top_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + unsigned dc = 0x01010101U * ((top[0] + top[1] + top[2] + top[3] + 2) >> 2); + + AV_WN32A(dst + stride * 0, dc); + AV_WN32A(dst + stride * 1, dc); + AV_WN32A(dst + stride * 2, dc); + AV_WN32A(dst + stride * 3, dc); +} + +static void dc_top_8x8_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t dc = 0x0101010101010101ULL * + ((top[0] + top[1] + top[2] + top[3] + + top[4] + top[5] + top[6] + top[7] + 4) >> 3); + int y; + + for (y = 0; y < 8; y++) { + AV_WN64A(dst, dc); + dst += stride; + } +} + +static void dc_top_16x16_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t dc = 0x0101010101010101ULL * + ((top[0] + top[1] + top[2] + top[3] + + top[4] + top[5] + top[6] + top[7] + + top[8] + top[9] + top[10] + top[11] + + top[12] + top[13] + top[14] + top[15] + 8) >> 4); + int y; + + for (y = 0; y < 16; y++) { + AV_WN64A(dst + 0, dc); + AV_WN64A(dst + 8, dc); + dst += stride; + } +} + +static void dc_top_32x32_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + uint64_t dc = 0x0101010101010101ULL * + ((top[0] + top[1] + top[2] + top[3] + + top[4] + top[5] + top[6] + top[7] + + top[8] + top[9] + top[10] + top[11] + + top[12] + top[13] + top[14] + top[15] + + top[16] + top[17] + top[18] + top[19] + + top[20] + top[21] + top[22] + top[23] + + top[24] + top[25] + top[26] + top[27] + + top[28] + top[29] + top[30] + top[31] + 16) >> 5); + int y; + + for (y = 0; y < 32; y++) { + AV_WN64A(dst + 0, dc); + AV_WN64A(dst + 8, dc); + AV_WN64A(dst + 16, dc); + AV_WN64A(dst + 24, dc); + dst += stride; + } +} + +static void dc_128_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + AV_WN32A(dst + stride * 0, 0x80808080U); + AV_WN32A(dst + stride * 1, 0x80808080U); + AV_WN32A(dst + stride * 2, 0x80808080U); + AV_WN32A(dst + stride * 3, 0x80808080U); +} + +static void dc_128_8x8_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 8; y++) { + AV_WN64A(dst, 0x8080808080808080ULL); + dst += stride; + } +} + +static void dc_128_16x16_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 16; y++) { + AV_WN64A(dst + 0, 0x8080808080808080ULL); + AV_WN64A(dst + 8, 0x8080808080808080ULL); + dst += stride; + } +} + +static void dc_128_32x32_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 32; y++) { + AV_WN64A(dst + 0, 0x8080808080808080ULL); + AV_WN64A(dst + 8, 0x8080808080808080ULL); + AV_WN64A(dst + 16, 0x8080808080808080ULL); + AV_WN64A(dst + 24, 0x8080808080808080ULL); + dst += stride; + } +} + +static void dc_127_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + AV_WN32A(dst + stride * 0, 0x7F7F7F7FU); + AV_WN32A(dst + stride * 1, 0x7F7F7F7FU); + AV_WN32A(dst + stride * 2, 0x7F7F7F7FU); + AV_WN32A(dst + stride * 3, 0x7F7F7F7FU); +} + +static void dc_127_8x8_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 8; y++) { + AV_WN64A(dst, 0x7F7F7F7F7F7F7F7FULL); + dst += stride; + } +} + +static void dc_127_16x16_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 16; y++) { + AV_WN64A(dst + 0, 0x7F7F7F7F7F7F7F7FULL); + AV_WN64A(dst + 8, 0x7F7F7F7F7F7F7F7FULL); + dst += stride; + } +} + +static void dc_127_32x32_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 32; y++) { + AV_WN64A(dst + 0, 0x7F7F7F7F7F7F7F7FULL); + AV_WN64A(dst + 8, 0x7F7F7F7F7F7F7F7FULL); + AV_WN64A(dst + 16, 0x7F7F7F7F7F7F7F7FULL); + AV_WN64A(dst + 24, 0x7F7F7F7F7F7F7F7FULL); + dst += stride; + } +} + +static void dc_129_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + AV_WN32A(dst + stride * 0, 0x81818181U); + AV_WN32A(dst + stride * 1, 0x81818181U); + AV_WN32A(dst + stride * 2, 0x81818181U); + AV_WN32A(dst + stride * 3, 0x81818181U); +} + +static void dc_129_8x8_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 8; y++) { + AV_WN64A(dst, 0x8181818181818181ULL); + dst += stride; + } +} + +static void dc_129_16x16_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 16; y++) { + AV_WN64A(dst + 0, 0x8181818181818181ULL); + AV_WN64A(dst + 8, 0x8181818181818181ULL); + dst += stride; + } +} + +static void dc_129_32x32_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int y; + + for (y = 0; y < 32; y++) { + AV_WN64A(dst + 0, 0x8181818181818181ULL); + AV_WN64A(dst + 8, 0x8181818181818181ULL); + AV_WN64A(dst + 16, 0x8181818181818181ULL); + AV_WN64A(dst + 24, 0x8181818181818181ULL); + dst += stride; + } +} + +#define DST(x, y) dst[(x) + (y) * stride] + +static void diag_downleft_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int a0 = top[0], a1 = top[1], a2 = top[2], a3 = top[3], + a4 = top[4], a5 = top[5], a6 = top[6], a7 = top[7]; + + DST(0, 0) = (a0 + a1 * 2 + a2 + 2) >> 2; + DST(1, 0) = + DST(0, 1) = (a1 + a2 * 2 + a3 + 2) >> 2; + DST(2, 0) = + DST(1, 1) = + DST(0, 2) = (a2 + a3 * 2 + a4 + 2) >> 2; + DST(3, 0) = + DST(2, 1) = + DST(1, 2) = + DST(0, 3) = (a3 + a4 * 2 + a5 + 2) >> 2; + DST(3, 1) = + DST(2, 2) = + DST(1, 3) = (a4 + a5 * 2 + a6 + 2) >> 2; + DST(3, 2) = + DST(2, 3) = (a5 + a6 * 2 + a7 + 2) >> 2; + DST(3, 3) = a7; // note: this is different from vp8 and such +} + +#define def_diag_downleft(size) \ +static void diag_downleft_ ## size ## x ## size ## _c(uint8_t *dst, \ + ptrdiff_t stride, \ + const uint8_t *left, \ + const uint8_t *top) \ +{ \ + int i, j; \ + uint8_t v[size - 1]; \ + \ + for (i = 0; i < size - 2; i++) \ + v[i] = (top[i] + top[i + 1] * 2 + top[i + 2] + 2) >> 2; \ + v[size - 2] = (top[size - 2] + top[size - 1] * 3 + 2) >> 2; \ + \ + for (j = 0; j < size; j++) { \ + memcpy(dst + j * stride, v + j, size - 1 - j); \ + memset(dst + j * stride + size - 1 - j, top[size - 1], j + 1); \ + } \ +} + +def_diag_downleft(8) +def_diag_downleft(16) +def_diag_downleft(32) + +static void diag_downright_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int tl = top[-1], a0 = top[0], a1 = top[1], a2 = top[2], a3 = top[3], + l0 = left[0], l1 = left[1], l2 = left[2], l3 = left[3]; + + DST(0, 3) = (l1 + l2 * 2 + l3 + 2) >> 2; + DST(0, 2) = + DST(1, 3) = (l0 + l1 * 2 + l2 + 2) >> 2; + DST(0, 1) = + DST(1, 2) = + DST(2, 3) = (tl + l0 * 2 + l1 + 2) >> 2; + DST(0, 0) = + DST(1, 1) = + DST(2, 2) = + DST(3, 3) = (l0 + tl * 2 + a0 + 2) >> 2; + DST(1, 0) = + DST(2, 1) = + DST(3, 2) = (tl + a0 * 2 + a1 + 2) >> 2; + DST(2, 0) = + DST(3, 1) = (a0 + a1 * 2 + a2 + 2) >> 2; + DST(3, 0) = (a1 + a2 * 2 + a3 + 2) >> 2; +} + +#define def_diag_downright(size) \ +static void diag_downright_ ## size ## x ## size ## _c(uint8_t *dst, \ + ptrdiff_t stride, \ + const uint8_t *left, \ + const uint8_t *top) \ +{ \ + int i, j; \ + uint8_t v[size + size - 1]; \ + \ + for (i = 0; i < size - 2; i++) { \ + v[i] = (left[size - 1 - i] + \ + left[size - 2 - i] * 2 + \ + left[size - 3 - i] + 2) >> 2; \ + v[size + 1 + i] = (top[i] + \ + top[i + 1] * 2 + \ + top[i + 2] + 2) >> 2; \ + } \ + v[size - 2] = (left[1] + left[0] * 2 + top[-1] + 2) >> 2; \ + v[size - 1] = (left[0] + top[-1] * 2 + top[0] + 2) >> 2; \ + v[size] = (top[-1] + top[0] * 2 + top[1] + 2) >> 2; \ + \ + for (j = 0; j < size; j++) \ + memcpy(dst + j * stride, v + size - 1 - j, size); \ +} + +def_diag_downright(8) +def_diag_downright(16) +def_diag_downright(32) + +static void vert_right_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int tl = top[-1], a0 = top[0], a1 = top[1], a2 = top[2], a3 = top[3], + l0 = left[0], l1 = left[1], l2 = left[2]; + + DST(0, 3) = (l0 + l1 * 2 + l2 + 2) >> 2; + DST(0, 2) = (tl + l0 * 2 + l1 + 2) >> 2; + DST(0, 0) = + DST(1, 2) = (tl + a0 + 1) >> 1; + DST(0, 1) = + DST(1, 3) = (l0 + tl * 2 + a0 + 2) >> 2; + DST(1, 0) = + DST(2, 2) = (a0 + a1 + 1) >> 1; + DST(1, 1) = + DST(2, 3) = (tl + a0 * 2 + a1 + 2) >> 2; + DST(2, 0) = + DST(3, 2) = (a1 + a2 + 1) >> 1; + DST(2, 1) = + DST(3, 3) = (a0 + a1 * 2 + a2 + 2) >> 2; + DST(3, 0) = (a2 + a3 + 1) >> 1; + DST(3, 1) = (a1 + a2 * 2 + a3 + 2) >> 2; +} + +#define def_vert_right(size) \ +static void vert_right_ ## size ## x ## size ## _c(uint8_t *dst, \ + ptrdiff_t stride, \ + const uint8_t *left, \ + const uint8_t *top) \ +{ \ + int i, j; \ + uint8_t ve[size + size / 2 - 1], vo[size + size / 2 - 1]; \ + \ + for (i = 0; i < size / 2 - 2; i++) { \ + vo[i] = (left[size - 4 - i * 2] + \ + left[size - 3 - i * 2] * 2 + \ + left[size - 2 - i * 2] + 2) >> 2; \ + ve[i] = (left[size - 5 - i * 2] + \ + left[size - 4 - i * 2] * 2 + \ + left[size - 3 - i * 2] + 2) >> 2; \ + } \ + vo[size / 2 - 2] = (left[0] + left[1] * 2 + left[2] + 2) >> 2; \ + ve[size / 2 - 2] = (top[-1] + left[0] * 2 + left[1] + 2) >> 2; \ + \ + ve[size / 2 - 1] = (top[-1] + top[0] + 1) >> 1; \ + vo[size / 2 - 1] = (left[0] + top[-1] * 2 + top[0] + 2) >> 2; \ + for (i = 0; i < size - 1; i++) { \ + ve[size / 2 + i] = (top[i] + top[i + 1] + 1) >> 1; \ + vo[size / 2 + i] = (top[i - 1] + top[i] * 2 + top[i + 1] + 2) >> 2; \ + } \ + \ + for (j = 0; j < size / 2; j++) { \ + memcpy(dst + j * 2 * stride, ve + size / 2 - 1 - j, size); \ + memcpy(dst + (j * 2 + 1) * stride, vo + size / 2 - 1 - j, size); \ + } \ +} + +def_vert_right(8) +def_vert_right(16) +def_vert_right(32) + +static void hor_down_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int l0 = left[0], l1 = left[1], l2 = left[2], l3 = left[3], + tl = top[-1], a0 = top[0], a1 = top[1], a2 = top[2]; + + DST(2, 0) = (tl + a0 * 2 + a1 + 2) >> 2; + DST(3, 0) = (a0 + a1 * 2 + a2 + 2) >> 2; + DST(0, 0) = + DST(2, 1) = (tl + l0 + 1) >> 1; + DST(1, 0) = + DST(3, 1) = (a0 + tl * 2 + l0 + 2) >> 2; + DST(0, 1) = + DST(2, 2) = (l0 + l1 + 1) >> 1; + DST(1, 1) = + DST(3, 2) = (tl + l0 * 2 + l1 + 2) >> 2; + DST(0, 2) = + DST(2, 3) = (l1 + l2 + 1) >> 1; + DST(1, 2) = + DST(3, 3) = (l0 + l1 * 2 + l2 + 2) >> 2; + DST(0, 3) = (l2 + l3 + 1) >> 1; + DST(1, 3) = (l1 + l2 * 2 + l3 + 2) >> 2; +} + +#define def_hor_down(size) \ +static void hor_down_ ## size ## x ## size ## _c(uint8_t *dst, \ + ptrdiff_t stride, \ + const uint8_t *left, \ + const uint8_t *top) \ +{ \ + int i, j; \ + uint8_t v[size * 3 - 2]; \ + \ + for (i = 0; i < size - 2; i++) { \ + v[i * 2] = (left[size - 2 - i] + \ + left[size - 1 - i] + 1) >> 1; \ + v[i * 2 + 1] = (left[size - 3 - i] + \ + left[size - 2 - i] * 2 + \ + left[size - 1 - i] + 2) >> 2; \ + v[size * 2 + i] = (top[i - 1] + \ + top[i] * 2 + \ + top[i + 1] + 2) >> 2; \ + } \ + v[size * 2 - 2] = (top[-1] + left[0] + 1) >> 1; \ + v[size * 2 - 4] = (left[0] + left[1] + 1) >> 1; \ + v[size * 2 - 1] = (top[0] + top[-1] * 2 + left[0] + 2) >> 2; \ + v[size * 2 - 3] = (top[-1] + left[0] * 2 + left[1] + 2) >> 2; \ + \ + for (j = 0; j < size; j++) \ + memcpy(dst + j * stride, v + size * 2 - 2 - j * 2, size); \ +} + +def_hor_down(8) +def_hor_down(16) +def_hor_down(32) + +static void vert_left_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int a0 = top[0], a1 = top[1], a2 = top[2], a3 = top[3], + a4 = top[4], a5 = top[5], a6 = top[6]; + + DST(0, 0) = (a0 + a1 + 1) >> 1; + DST(0, 1) = (a0 + a1 * 2 + a2 + 2) >> 2; + DST(1, 0) = + DST(0, 2) = (a1 + a2 + 1) >> 1; + DST(1, 1) = + DST(0, 3) = (a1 + a2 * 2 + a3 + 2) >> 2; + DST(2, 0) = + DST(1, 2) = (a2 + a3 + 1) >> 1; + DST(2, 1) = + DST(1, 3) = (a2 + a3 * 2 + a4 + 2) >> 2; + DST(3, 0) = + DST(2, 2) = (a3 + a4 + 1) >> 1; + DST(3, 1) = + DST(2, 3) = (a3 + a4 * 2 + a5 + 2) >> 2; + DST(3, 2) = (a4 + a5 + 1) >> 1; + DST(3, 3) = (a4 + a5 * 2 + a6 + 2) >> 2; +} + +#define def_vert_left(size) \ +static void vert_left_ ## size ## x ## size ## _c(uint8_t *dst, \ + ptrdiff_t stride, \ + const uint8_t *left, \ + const uint8_t *top) \ +{ \ + int i, j; \ + uint8_t ve[size - 1], vo[size - 1]; \ + \ + for (i = 0; i < size - 2; i++) { \ + ve[i] = (top[i] + top[i + 1] + 1) >> 1; \ + vo[i] = (top[i] + top[i + 1] * 2 + top[i + 2] + 2) >> 2; \ + } \ + ve[size - 2] = (top[size - 2] + top[size - 1] + 1) >> 1; \ + vo[size - 2] = (top[size - 2] + top[size - 1] * 3 + 2) >> 2; \ + \ + for (j = 0; j < size / 2; j++) { \ + memcpy(dst + j * 2 * stride, ve + j, size - (j + 1)); \ + memset(dst + j * 2 * stride + size - j - 1, \ + top[size - 1], j + 1); \ + memcpy(dst + (j * 2 + 1) * stride, vo + j, size - (j + 1)); \ + memset(dst + (j * 2 + 1) * stride + size - j - 1, \ + top[size - 1], j + 1); \ + } \ +} + +def_vert_left(8) +def_vert_left(16) +def_vert_left(32) + +static void hor_up_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *left, const uint8_t *top) +{ + int l0 = left[0], l1 = left[1], l2 = left[2], l3 = left[3]; + + DST(0, 0) = (l0 + l1 + 1) >> 1; + DST(1, 0) = (l0 + l1 * 2 + l2 + 2) >> 2; + DST(0, 1) = + DST(2, 0) = (l1 + l2 + 1) >> 1; + DST(1, 1) = + DST(3, 0) = (l1 + l2 * 2 + l3 + 2) >> 2; + DST(0, 2) = + DST(2, 1) = (l2 + l3 + 1) >> 1; + DST(1, 2) = + DST(3, 1) = (l2 + l3 * 3 + 2) >> 2; + DST(0, 3) = + DST(1, 3) = + DST(2, 2) = + DST(2, 3) = + DST(3, 2) = + DST(3, 3) = l3; +} + +#define def_hor_up(size) \ +static void hor_up_ ## size ## x ## size ## _c(uint8_t *dst, \ + ptrdiff_t stride, \ + const uint8_t *left, \ + const uint8_t *top) \ +{ \ + int i, j; \ + uint8_t v[size * 2 - 2]; \ + \ + for (i = 0; i < size - 2; i++) { \ + v[i * 2] = (left[i] + left[i + 1] + 1) >> 1; \ + v[i * 2 + 1] = (left[i] + left[i + 1] * 2 + left[i + 2] + 2) >> 2; \ + } \ + v[size * 2 - 4] = (left[size - 2] + left[size - 1] + 1) >> 1; \ + v[size * 2 - 3] = (left[size - 2] + left[size - 1] * 3 + 2) >> 2; \ + \ + for (j = 0; j < size / 2; j++) \ + memcpy(dst + j * stride, v + j * 2, size); \ + for (j = size / 2; j < size; j++) { \ + memcpy(dst + j * stride, v + j * 2, size * 2 - 2 - j * 2); \ + memset(dst + j * stride + size * 2 - 2 - j * 2, left[size - 1], \ + 2 + j * 2 - size); \ + } \ +} + +def_hor_up(8) +def_hor_up(16) +def_hor_up(32) + +#undef DST + +static av_cold void vp9dsp_intrapred_init(VP9DSPContext *dsp) +{ +#define init_intra_pred(tx, sz) \ + dsp->intra_pred[tx][VERT_PRED] = vert_ ## sz ## _c; \ + dsp->intra_pred[tx][HOR_PRED] = hor_ ## sz ## _c; \ + dsp->intra_pred[tx][DC_PRED] = dc_ ## sz ## _c; \ + dsp->intra_pred[tx][DIAG_DOWN_LEFT_PRED] = diag_downleft_ ## sz ## _c; \ + dsp->intra_pred[tx][DIAG_DOWN_RIGHT_PRED] = diag_downright_ ## sz ## _c; \ + dsp->intra_pred[tx][VERT_RIGHT_PRED] = vert_right_ ## sz ## _c; \ + dsp->intra_pred[tx][HOR_DOWN_PRED] = hor_down_ ## sz ## _c; \ + dsp->intra_pred[tx][VERT_LEFT_PRED] = vert_left_ ## sz ## _c; \ + dsp->intra_pred[tx][HOR_UP_PRED] = hor_up_ ## sz ## _c; \ + dsp->intra_pred[tx][TM_VP8_PRED] = tm_ ## sz ## _c; \ + dsp->intra_pred[tx][LEFT_DC_PRED] = dc_left_ ## sz ## _c; \ + dsp->intra_pred[tx][TOP_DC_PRED] = dc_top_ ## sz ## _c; \ + dsp->intra_pred[tx][DC_128_PRED] = dc_128_ ## sz ## _c; \ + dsp->intra_pred[tx][DC_127_PRED] = dc_127_ ## sz ## _c; \ + dsp->intra_pred[tx][DC_129_PRED] = dc_129_ ## sz ## _c + + init_intra_pred(TX_4X4, 4x4); + init_intra_pred(TX_8X8, 8x8); + init_intra_pred(TX_16X16, 16x16); + init_intra_pred(TX_32X32, 32x32); + +#undef init_intra_pred +} + +#define itxfm_wrapper(type_a, type_b, sz, bits) \ +static void \ +type_a ## _ ## type_b ## _ ## sz ## x ## sz ## _add_c(uint8_t *dst, \ + ptrdiff_t stride, \ + int16_t *block, \ + int eob) \ +{ \ + int i, j; \ + int16_t tmp[sz * sz], out[sz]; \ + for (i = 0; i < sz; i++) \ + type_a ## sz ## _1d(tmp + i * sz, block + i, sz, 0); \ + memset(block, 0, sz * sz * sizeof(*block)); \ + for (i = 0; i < sz; i++) { \ + type_b ## sz ## _1d(out, tmp + i, sz, 1); \ + for (j = 0; j < sz; j++) \ + dst[j * stride] = \ + av_clip_uint8(dst[j * stride] + \ + (bits ? (out[j] + (1 << (bits - 1))) >> bits \ + : out[j])); \ + dst++; \ + } \ +} + +#define itxfm_wrap(sz, bits) \ + itxfm_wrapper(idct, idct, sz, bits) \ + itxfm_wrapper(iadst, idct, sz, bits) \ + itxfm_wrapper(idct, iadst, sz, bits) \ + itxfm_wrapper(iadst, iadst, sz, bits) + +#define IN(x) in[x * stride] + +static av_always_inline void idct4_1d(int16_t *out, const int16_t *in, + ptrdiff_t stride, int pass) +{ + int t0, t1, t2, t3; + + t0 = ((IN(0) + IN(2)) * 11585 + (1 << 13)) >> 14; + t1 = ((IN(0) - IN(2)) * 11585 + (1 << 13)) >> 14; + t2 = (IN(1) * 6270 - IN(3) * 15137 + (1 << 13)) >> 14; + t3 = (IN(1) * 15137 + IN(3) * 6270 + (1 << 13)) >> 14; + + out[0] = t0 + t3; + out[1] = t1 + t2; + out[2] = t1 - t2; + out[3] = t0 - t3; +} + +static av_always_inline void iadst4_1d(int16_t *out, const int16_t *in, + ptrdiff_t stride, int pass) +{ + int t0, t1, t2, t3; + + t0 = 5283 * IN(0) + 15212 * IN(2) + 9929 * IN(3); + t1 = 9929 * IN(0) - 5283 * IN(2) - 15212 * IN(3); + t2 = 13377 * (IN(0) - IN(2) + IN(3)); + t3 = 13377 * IN(1); + + out[0] = (t0 + t3 + (1 << 13)) >> 14; + out[1] = (t1 + t3 + (1 << 13)) >> 14; + out[2] = (t2 + (1 << 13)) >> 14; + out[3] = (t0 + t1 - t3 + (1 << 13)) >> 14; +} + +itxfm_wrap(4, 4) + +static av_always_inline void idct8_1d(int16_t *out, const int16_t *in, + ptrdiff_t stride, int pass) +{ + int t0, t0a, t1, t1a, t2, t2a, t3, t3a, t4, t4a, t5, t5a, t6, t6a, t7, t7a; + + t0a = ((IN(0) + IN(4)) * 11585 + (1 << 13)) >> 14; + t1a = ((IN(0) - IN(4)) * 11585 + (1 << 13)) >> 14; + t2a = (IN(2) * 6270 - IN(6) * 15137 + (1 << 13)) >> 14; + t3a = (IN(2) * 15137 + IN(6) * 6270 + (1 << 13)) >> 14; + t4a = (IN(1) * 3196 - IN(7) * 16069 + (1 << 13)) >> 14; + t5a = (IN(5) * 13623 - IN(3) * 9102 + (1 << 13)) >> 14; + t6a = (IN(5) * 9102 + IN(3) * 13623 + (1 << 13)) >> 14; + t7a = (IN(1) * 16069 + IN(7) * 3196 + (1 << 13)) >> 14; + + t0 = t0a + t3a; + t1 = t1a + t2a; + t2 = t1a - t2a; + t3 = t0a - t3a; + t4 = t4a + t5a; + t5a = t4a - t5a; + t7 = t7a + t6a; + t6a = t7a - t6a; + + t5 = ((t6a - t5a) * 11585 + (1 << 13)) >> 14; + t6 = ((t6a + t5a) * 11585 + (1 << 13)) >> 14; + + out[0] = t0 + t7; + out[1] = t1 + t6; + out[2] = t2 + t5; + out[3] = t3 + t4; + out[4] = t3 - t4; + out[5] = t2 - t5; + out[6] = t1 - t6; + out[7] = t0 - t7; +} + +static av_always_inline void iadst8_1d(int16_t *out, const int16_t *in, + ptrdiff_t stride, int pass) +{ + int t0, t0a, t1, t1a, t2, t2a, t3, t3a, t4, t4a, t5, t5a, t6, t6a, t7, t7a; + + t0a = 16305 * IN(7) + 1606 * IN(0); + t1a = 1606 * IN(7) - 16305 * IN(0); + t2a = 14449 * IN(5) + 7723 * IN(2); + t3a = 7723 * IN(5) - 14449 * IN(2); + t4a = 10394 * IN(3) + 12665 * IN(4); + t5a = 12665 * IN(3) - 10394 * IN(4); + t6a = 4756 * IN(1) + 15679 * IN(6); + t7a = 15679 * IN(1) - 4756 * IN(6); + + t0 = (t0a + t4a + (1 << 13)) >> 14; + t1 = (t1a + t5a + (1 << 13)) >> 14; + t2 = (t2a + t6a + (1 << 13)) >> 14; + t3 = (t3a + t7a + (1 << 13)) >> 14; + t4 = (t0a - t4a + (1 << 13)) >> 14; + t5 = (t1a - t5a + (1 << 13)) >> 14; + t6 = (t2a - t6a + (1 << 13)) >> 14; + t7 = (t3a - t7a + (1 << 13)) >> 14; + + t4a = 15137 * t4 + 6270 * t5; + t5a = 6270 * t4 - 15137 * t5; + t6a = 15137 * t7 - 6270 * t6; + t7a = 6270 * t7 + 15137 * t6; + + out[0] = t0 + t2; + out[7] = -(t1 + t3); + t2 = t0 - t2; + t3 = t1 - t3; + + out[1] = -((t4a + t6a + (1 << 13)) >> 14); + out[6] = (t5a + t7a + (1 << 13)) >> 14; + t6 = (t4a - t6a + (1 << 13)) >> 14; + t7 = (t5a - t7a + (1 << 13)) >> 14; + + out[3] = -(((t2 + t3) * 11585 + (1 << 13)) >> 14); + out[4] = ((t2 - t3) * 11585 + (1 << 13)) >> 14; + out[2] = ((t6 + t7) * 11585 + (1 << 13)) >> 14; + out[5] = -(((t6 - t7) * 11585 + (1 << 13)) >> 14); +} + +itxfm_wrap(8, 5) + +static av_always_inline void idct16_1d(int16_t *out, const int16_t *in, + ptrdiff_t stride, int pass) +{ + int t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15; + int t0a, t1a, t2a, t3a, t4a, t5a, t6a, t7a; + int t8a, t9a, t10a, t11a, t12a, t13a, t14a, t15a; + + t0a = ((IN(0) + IN(8)) * 11585 + (1 << 13)) >> 14; + t1a = ((IN(0) - IN(8)) * 11585 + (1 << 13)) >> 14; + t2a = (IN(4) * 6270 - IN(12) * 15137 + (1 << 13)) >> 14; + t3a = (IN(4) * 15137 + IN(12) * 6270 + (1 << 13)) >> 14; + t4a = (IN(2) * 3196 - IN(14) * 16069 + (1 << 13)) >> 14; + t7a = (IN(2) * 16069 + IN(14) * 3196 + (1 << 13)) >> 14; + t5a = (IN(10) * 13623 - IN(6) * 9102 + (1 << 13)) >> 14; + t6a = (IN(10) * 9102 + IN(6) * 13623 + (1 << 13)) >> 14; + t8a = (IN(1) * 1606 - IN(15) * 16305 + (1 << 13)) >> 14; + t15a = (IN(1) * 16305 + IN(15) * 1606 + (1 << 13)) >> 14; + t9a = (IN(9) * 12665 - IN(7) * 10394 + (1 << 13)) >> 14; + t14a = (IN(9) * 10394 + IN(7) * 12665 + (1 << 13)) >> 14; + t10a = (IN(5) * 7723 - IN(11) * 14449 + (1 << 13)) >> 14; + t13a = (IN(5) * 14449 + IN(11) * 7723 + (1 << 13)) >> 14; + t11a = (IN(13) * 15679 - IN(3) * 4756 + (1 << 13)) >> 14; + t12a = (IN(13) * 4756 + IN(3) * 15679 + (1 << 13)) >> 14; + + t0 = t0a + t3a; + t1 = t1a + t2a; + t2 = t1a - t2a; + t3 = t0a - t3a; + t4 = t4a + t5a; + t5 = t4a - t5a; + t6 = t7a - t6a; + t7 = t7a + t6a; + t8 = t8a + t9a; + t9 = t8a - t9a; + t10 = t11a - t10a; + t11 = t11a + t10a; + t12 = t12a + t13a; + t13 = t12a - t13a; + t14 = t15a - t14a; + t15 = t15a + t14a; + + t5a = ((t6 - t5) * 11585 + (1 << 13)) >> 14; + t6a = ((t6 + t5) * 11585 + (1 << 13)) >> 14; + t9a = (t14 * 6270 - t9 * 15137 + (1 << 13)) >> 14; + t14a = (t14 * 15137 + t9 * 6270 + (1 << 13)) >> 14; + t10a = (-(t13 * 15137 + t10 * 6270) + (1 << 13)) >> 14; + t13a = (t13 * 6270 - t10 * 15137 + (1 << 13)) >> 14; + + t0a = t0 + t7; + t1a = t1 + t6a; + t2a = t2 + t5a; + t3a = t3 + t4; + t4 = t3 - t4; + t5 = t2 - t5a; + t6 = t1 - t6a; + t7 = t0 - t7; + t8a = t8 + t11; + t9 = t9a + t10a; + t10 = t9a - t10a; + t11a = t8 - t11; + t12a = t15 - t12; + t13 = t14a - t13a; + t14 = t14a + t13a; + t15a = t15 + t12; + + t10a = ((t13 - t10) * 11585 + (1 << 13)) >> 14; + t13a = ((t13 + t10) * 11585 + (1 << 13)) >> 14; + t11 = ((t12a - t11a) * 11585 + (1 << 13)) >> 14; + t12 = ((t12a + t11a) * 11585 + (1 << 13)) >> 14; + + out[0] = t0a + t15a; + out[1] = t1a + t14; + out[2] = t2a + t13a; + out[3] = t3a + t12; + out[4] = t4 + t11; + out[5] = t5 + t10a; + out[6] = t6 + t9; + out[7] = t7 + t8a; + out[8] = t7 - t8a; + out[9] = t6 - t9; + out[10] = t5 - t10a; + out[11] = t4 - t11; + out[12] = t3a - t12; + out[13] = t2a - t13a; + out[14] = t1a - t14; + out[15] = t0a - t15a; +} + +static av_always_inline void iadst16_1d(int16_t *out, const int16_t *in, + ptrdiff_t stride, int pass) +{ + int t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15; + int t0a, t1a, t2a, t3a, t4a, t5a, t6a, t7a; + int t8a, t9a, t10a, t11a, t12a, t13a, t14a, t15a; + + t0 = IN(15) * 16364 + IN(0) * 804; + t1 = IN(15) * 804 - IN(0) * 16364; + t2 = IN(13) * 15893 + IN(2) * 3981; + t3 = IN(13) * 3981 - IN(2) * 15893; + t4 = IN(11) * 14811 + IN(4) * 7005; + t5 = IN(11) * 7005 - IN(4) * 14811; + t6 = IN(9) * 13160 + IN(6) * 9760; + t7 = IN(9) * 9760 - IN(6) * 13160; + t8 = IN(7) * 11003 + IN(8) * 12140; + t9 = IN(7) * 12140 - IN(8) * 11003; + t10 = IN(5) * 8423 + IN(10) * 14053; + t11 = IN(5) * 14053 - IN(10) * 8423; + t12 = IN(3) * 5520 + IN(12) * 15426; + t13 = IN(3) * 15426 - IN(12) * 5520; + t14 = IN(1) * 2404 + IN(14) * 16207; + t15 = IN(1) * 16207 - IN(14) * 2404; + + t0a = (t0 + t8 + (1 << 13)) >> 14; + t1a = (t1 + t9 + (1 << 13)) >> 14; + t2a = (t2 + t10 + (1 << 13)) >> 14; + t3a = (t3 + t11 + (1 << 13)) >> 14; + t4a = (t4 + t12 + (1 << 13)) >> 14; + t5a = (t5 + t13 + (1 << 13)) >> 14; + t6a = (t6 + t14 + (1 << 13)) >> 14; + t7a = (t7 + t15 + (1 << 13)) >> 14; + t8a = (t0 - t8 + (1 << 13)) >> 14; + t9a = (t1 - t9 + (1 << 13)) >> 14; + t10a = (t2 - t10 + (1 << 13)) >> 14; + t11a = (t3 - t11 + (1 << 13)) >> 14; + t12a = (t4 - t12 + (1 << 13)) >> 14; + t13a = (t5 - t13 + (1 << 13)) >> 14; + t14a = (t6 - t14 + (1 << 13)) >> 14; + t15a = (t7 - t15 + (1 << 13)) >> 14; + + t8 = t8a * 16069 + t9a * 3196; + t9 = t8a * 3196 - t9a * 16069; + t10 = t10a * 9102 + t11a * 13623; + t11 = t10a * 13623 - t11a * 9102; + t12 = t13a * 16069 - t12a * 3196; + t13 = t13a * 3196 + t12a * 16069; + t14 = t15a * 9102 - t14a * 13623; + t15 = t15a * 13623 + t14a * 9102; + + t0 = t0a + t4a; + t1 = t1a + t5a; + t2 = t2a + t6a; + t3 = t3a + t7a; + t4 = t0a - t4a; + t5 = t1a - t5a; + t6 = t2a - t6a; + t7 = t3a - t7a; + t8a = (t8 + t12 + (1 << 13)) >> 14; + t9a = (t9 + t13 + (1 << 13)) >> 14; + t10a = (t10 + t14 + (1 << 13)) >> 14; + t11a = (t11 + t15 + (1 << 13)) >> 14; + t12a = (t8 - t12 + (1 << 13)) >> 14; + t13a = (t9 - t13 + (1 << 13)) >> 14; + t14a = (t10 - t14 + (1 << 13)) >> 14; + t15a = (t11 - t15 + (1 << 13)) >> 14; + + t4a = t4 * 15137 + t5 * 6270; + t5a = t4 * 6270 - t5 * 15137; + t6a = t7 * 15137 - t6 * 6270; + t7a = t7 * 6270 + t6 * 15137; + t12 = t12a * 15137 + t13a * 6270; + t13 = t12a * 6270 - t13a * 15137; + t14 = t15a * 15137 - t14a * 6270; + t15 = t15a * 6270 + t14a * 15137; + + out[0] = t0 + t2; + out[15] = -(t1 + t3); + t2a = t0 - t2; + t3a = t1 - t3; + out[3] = -((t4a + t6a + (1 << 13)) >> 14); + out[12] = (t5a + t7a + (1 << 13)) >> 14; + t6 = (t4a - t6a + (1 << 13)) >> 14; + t7 = (t5a - t7a + (1 << 13)) >> 14; + out[1] = -(t8a + t10a); + out[14] = t9a + t11a; + t10 = t8a - t10a; + t11 = t9a - t11a; + out[2] = (t12 + t14 + (1 << 13)) >> 14; + out[13] = -((t13 + t15 + (1 << 13)) >> 14); + t14a = (t12 - t14 + (1 << 13)) >> 14; + t15a = (t13 - t15 + (1 << 13)) >> 14; + + out[7] = ((t2a + t3a) * -11585 + (1 << 13)) >> 14; + out[8] = ((t2a - t3a) * 11585 + (1 << 13)) >> 14; + out[4] = ((t7 + t6) * 11585 + (1 << 13)) >> 14; + out[11] = ((t7 - t6) * 11585 + (1 << 13)) >> 14; + out[6] = ((t11 + t10) * 11585 + (1 << 13)) >> 14; + out[9] = ((t11 - t10) * 11585 + (1 << 13)) >> 14; + out[5] = ((t14a + t15a) * -11585 + (1 << 13)) >> 14; + out[10] = ((t14a - t15a) * 11585 + (1 << 13)) >> 14; +} + +itxfm_wrap(16, 6) + +static av_always_inline void idct32_1d(int16_t *out, const int16_t *in, + ptrdiff_t stride, int pass) +{ + int t0a = ((IN(0) + IN(16)) * 11585 + (1 << 13)) >> 14; + int t1a = ((IN(0) - IN(16)) * 11585 + (1 << 13)) >> 14; + int t2a = (IN(8) * 6270 - IN(24) * 15137 + (1 << 13)) >> 14; + int t3a = (IN(8) * 15137 + IN(24) * 6270 + (1 << 13)) >> 14; + int t4a = (IN(4) * 3196 - IN(28) * 16069 + (1 << 13)) >> 14; + int t7a = (IN(4) * 16069 + IN(28) * 3196 + (1 << 13)) >> 14; + int t5a = (IN(20) * 13623 - IN(12) * 9102 + (1 << 13)) >> 14; + int t6a = (IN(20) * 9102 + IN(12) * 13623 + (1 << 13)) >> 14; + int t8a = (IN(2) * 1606 - IN(30) * 16305 + (1 << 13)) >> 14; + int t15a = (IN(2) * 16305 + IN(30) * 1606 + (1 << 13)) >> 14; + int t9a = (IN(18) * 12665 - IN(14) * 10394 + (1 << 13)) >> 14; + int t14a = (IN(18) * 10394 + IN(14) * 12665 + (1 << 13)) >> 14; + int t10a = (IN(10) * 7723 - IN(22) * 14449 + (1 << 13)) >> 14; + int t13a = (IN(10) * 14449 + IN(22) * 7723 + (1 << 13)) >> 14; + int t11a = (IN(26) * 15679 - IN(6) * 4756 + (1 << 13)) >> 14; + int t12a = (IN(26) * 4756 + IN(6) * 15679 + (1 << 13)) >> 14; + int t16a = (IN(1) * 804 - IN(31) * 16364 + (1 << 13)) >> 14; + int t31a = (IN(1) * 16364 + IN(31) * 804 + (1 << 13)) >> 14; + int t17a = (IN(17) * 12140 - IN(15) * 11003 + (1 << 13)) >> 14; + int t30a = (IN(17) * 11003 + IN(15) * 12140 + (1 << 13)) >> 14; + int t18a = (IN(9) * 7005 - IN(23) * 14811 + (1 << 13)) >> 14; + int t29a = (IN(9) * 14811 + IN(23) * 7005 + (1 << 13)) >> 14; + int t19a = (IN(25) * 15426 - IN(7) * 5520 + (1 << 13)) >> 14; + int t28a = (IN(25) * 5520 + IN(7) * 15426 + (1 << 13)) >> 14; + int t20a = (IN(5) * 3981 - IN(27) * 15893 + (1 << 13)) >> 14; + int t27a = (IN(5) * 15893 + IN(27) * 3981 + (1 << 13)) >> 14; + int t21a = (IN(21) * 14053 - IN(11) * 8423 + (1 << 13)) >> 14; + int t26a = (IN(21) * 8423 + IN(11) * 14053 + (1 << 13)) >> 14; + int t22a = (IN(13) * 9760 - IN(19) * 13160 + (1 << 13)) >> 14; + int t25a = (IN(13) * 13160 + IN(19) * 9760 + (1 << 13)) >> 14; + int t23a = (IN(29) * 16207 - IN(3) * 2404 + (1 << 13)) >> 14; + int t24a = (IN(29) * 2404 + IN(3) * 16207 + (1 << 13)) >> 14; + + int t0 = t0a + t3a; + int t1 = t1a + t2a; + int t2 = t1a - t2a; + int t3 = t0a - t3a; + int t4 = t4a + t5a; + int t5 = t4a - t5a; + int t6 = t7a - t6a; + int t7 = t7a + t6a; + int t8 = t8a + t9a; + int t9 = t8a - t9a; + int t10 = t11a - t10a; + int t11 = t11a + t10a; + int t12 = t12a + t13a; + int t13 = t12a - t13a; + int t14 = t15a - t14a; + int t15 = t15a + t14a; + int t16 = t16a + t17a; + int t17 = t16a - t17a; + int t18 = t19a - t18a; + int t19 = t19a + t18a; + int t20 = t20a + t21a; + int t21 = t20a - t21a; + int t22 = t23a - t22a; + int t23 = t23a + t22a; + int t24 = t24a + t25a; + int t25 = t24a - t25a; + int t26 = t27a - t26a; + int t27 = t27a + t26a; + int t28 = t28a + t29a; + int t29 = t28a - t29a; + int t30 = t31a - t30a; + int t31 = t31a + t30a; + + t5a = ((t6 - t5) * 11585 + (1 << 13)) >> 14; + t6a = ((t6 + t5) * 11585 + (1 << 13)) >> 14; + t9a = (t14 * 6270 - t9 * 15137 + (1 << 13)) >> 14; + t14a = (t14 * 15137 + t9 * 6270 + (1 << 13)) >> 14; + t10a = (-(t13 * 15137 + t10 * 6270) + (1 << 13)) >> 14; + t13a = (t13 * 6270 - t10 * 15137 + (1 << 13)) >> 14; + t17a = (t30 * 3196 - t17 * 16069 + (1 << 13)) >> 14; + t30a = (t30 * 16069 + t17 * 3196 + (1 << 13)) >> 14; + t18a = (-(t29 * 16069 + t18 * 3196) + (1 << 13)) >> 14; + t29a = (t29 * 3196 - t18 * 16069 + (1 << 13)) >> 14; + t21a = (t26 * 13623 - t21 * 9102 + (1 << 13)) >> 14; + t26a = (t26 * 9102 + t21 * 13623 + (1 << 13)) >> 14; + t22a = (-(t25 * 9102 + t22 * 13623) + (1 << 13)) >> 14; + t25a = (t25 * 13623 - t22 * 9102 + (1 << 13)) >> 14; + + t0a = t0 + t7; + t1a = t1 + t6a; + t2a = t2 + t5a; + t3a = t3 + t4; + t4a = t3 - t4; + t5 = t2 - t5a; + t6 = t1 - t6a; + t7a = t0 - t7; + t8a = t8 + t11; + t9 = t9a + t10a; + t10 = t9a - t10a; + t11a = t8 - t11; + t12a = t15 - t12; + t13 = t14a - t13a; + t14 = t14a + t13a; + t15a = t15 + t12; + t16a = t16 + t19; + t17 = t17a + t18a; + t18 = t17a - t18a; + t19a = t16 - t19; + t20a = t23 - t20; + t21 = t22a - t21a; + t22 = t22a + t21a; + t23a = t23 + t20; + t24a = t24 + t27; + t25 = t25a + t26a; + t26 = t25a - t26a; + t27a = t24 - t27; + t28a = t31 - t28; + t29 = t30a - t29a; + t30 = t30a + t29a; + t31a = t31 + t28; + + t10a = ((t13 - t10) * 11585 + (1 << 13)) >> 14; + t13a = ((t13 + t10) * 11585 + (1 << 13)) >> 14; + t11 = ((t12a - t11a) * 11585 + (1 << 13)) >> 14; + t12 = ((t12a + t11a) * 11585 + (1 << 13)) >> 14; + t18a = (t29 * 6270 - t18 * 15137 + (1 << 13)) >> 14; + t29a = (t29 * 15137 + t18 * 6270 + (1 << 13)) >> 14; + t19 = (t28a * 6270 - t19a * 15137 + (1 << 13)) >> 14; + t28 = (t28a * 15137 + t19a * 6270 + (1 << 13)) >> 14; + t20 = (-(t27a * 15137 + t20a * 6270) + (1 << 13)) >> 14; + t27 = (t27a * 6270 - t20a * 15137 + (1 << 13)) >> 14; + t21a = (-(t26 * 15137 + t21 * 6270) + (1 << 13)) >> 14; + t26a = (t26 * 6270 - t21 * 15137 + (1 << 13)) >> 14; + + t0 = t0a + t15a; + t1 = t1a + t14; + t2 = t2a + t13a; + t3 = t3a + t12; + t4 = t4a + t11; + t5a = t5 + t10a; + t6a = t6 + t9; + t7 = t7a + t8a; + t8 = t7a - t8a; + t9a = t6 - t9; + t10 = t5 - t10a; + t11a = t4a - t11; + t12a = t3a - t12; + t13 = t2a - t13a; + t14a = t1a - t14; + t15 = t0a - t15a; + t16 = t16a + t23a; + t17a = t17 + t22; + t18 = t18a + t21a; + t19a = t19 + t20; + t20a = t19 - t20; + t21 = t18a - t21a; + t22a = t17 - t22; + t23 = t16a - t23a; + t24 = t31a - t24a; + t25a = t30 - t25; + t26 = t29a - t26a; + t27a = t28 - t27; + t28a = t28 + t27; + t29 = t29a + t26a; + t30a = t30 + t25; + t31 = t31a + t24a; + + t20 = ((t27a - t20a) * 11585 + (1 << 13)) >> 14; + t27 = ((t27a + t20a) * 11585 + (1 << 13)) >> 14; + t21a = ((t26 - t21) * 11585 + (1 << 13)) >> 14; + t26a = ((t26 + t21) * 11585 + (1 << 13)) >> 14; + t22 = ((t25a - t22a) * 11585 + (1 << 13)) >> 14; + t25 = ((t25a + t22a) * 11585 + (1 << 13)) >> 14; + t23a = ((t24 - t23) * 11585 + (1 << 13)) >> 14; + t24a = ((t24 + t23) * 11585 + (1 << 13)) >> 14; + + out[0] = t0 + t31; + out[1] = t1 + t30a; + out[2] = t2 + t29; + out[3] = t3 + t28a; + out[4] = t4 + t27; + out[5] = t5a + t26a; + out[6] = t6a + t25; + out[7] = t7 + t24a; + out[8] = t8 + t23a; + out[9] = t9a + t22; + out[10] = t10 + t21a; + out[11] = t11a + t20; + out[12] = t12a + t19a; + out[13] = t13 + t18; + out[14] = t14a + t17a; + out[15] = t15 + t16; + out[16] = t15 - t16; + out[17] = t14a - t17a; + out[18] = t13 - t18; + out[19] = t12a - t19a; + out[20] = t11a - t20; + out[21] = t10 - t21a; + out[22] = t9a - t22; + out[23] = t8 - t23a; + out[24] = t7 - t24a; + out[25] = t6a - t25; + out[26] = t5a - t26a; + out[27] = t4 - t27; + out[28] = t3 - t28a; + out[29] = t2 - t29; + out[30] = t1 - t30a; + out[31] = t0 - t31; +} + +itxfm_wrapper(idct, idct, 32, 6) + +static av_always_inline void iwht4_1d(int16_t *out, const int16_t *in, + ptrdiff_t stride, int pass) +{ + int t0, t1, t2, t3, t4; + + if (pass == 0) { + t0 = IN(0) >> 2; + t1 = IN(3) >> 2; + t2 = IN(1) >> 2; + t3 = IN(2) >> 2; + } else { + t0 = IN(0); + t1 = IN(3); + t2 = IN(1); + t3 = IN(2); + } + + t0 += t2; + t3 -= t1; + t4 = (t0 - t3) >> 1; + t1 = t4 - t1; + t2 = t4 - t2; + t0 -= t1; + t3 += t2; + + out[0] = t0; + out[1] = t1; + out[2] = t2; + out[3] = t3; +} + +itxfm_wrapper(iwht, iwht, 4, 0) + +#undef IN +#undef itxfm_wrapper +#undef itxfm_wrap + +static av_cold void vp9dsp_itxfm_init(VP9DSPContext *dsp) +{ +#define init_itxfm(tx, sz) \ + dsp->itxfm_add[tx][DCT_DCT] = idct_idct_ ## sz ## _add_c; \ + dsp->itxfm_add[tx][DCT_ADST] = iadst_idct_ ## sz ## _add_c; \ + dsp->itxfm_add[tx][ADST_DCT] = idct_iadst_ ## sz ## _add_c; \ + dsp->itxfm_add[tx][ADST_ADST] = iadst_iadst_ ## sz ## _add_c + +#define init_idct(tx, nm) \ + dsp->itxfm_add[tx][DCT_DCT] = \ + dsp->itxfm_add[tx][ADST_DCT] = \ + dsp->itxfm_add[tx][DCT_ADST] = \ + dsp->itxfm_add[tx][ADST_ADST] = nm ## _add_c + + init_itxfm(TX_4X4, 4x4); + init_itxfm(TX_8X8, 8x8); + init_itxfm(TX_16X16, 16x16); + init_idct(TX_32X32, idct_idct_32x32); + init_idct(4 /* lossless */, iwht_iwht_4x4); + +#undef init_itxfm +#undef init_idct +} + +static av_always_inline void loop_filter(uint8_t *dst, ptrdiff_t stride, + int E, int I, int H, + ptrdiff_t stridea, ptrdiff_t strideb, + int wd) +{ + int i; + + for (i = 0; i < 8; i++, dst += stridea) { + int p7, p6, p5, p4; + int p3 = dst[strideb * -4], p2 = dst[strideb * -3]; + int p1 = dst[strideb * -2], p0 = dst[strideb * -1]; + int q0 = dst[strideb * +0], q1 = dst[strideb * +1]; + int q2 = dst[strideb * +2], q3 = dst[strideb * +3]; + int q4, q5, q6, q7; + int fm = FFABS(p3 - p2) <= I && FFABS(p2 - p1) <= I && + FFABS(p1 - p0) <= I && FFABS(q1 - q0) <= I && + FFABS(q2 - q1) <= I && FFABS(q3 - q2) <= I && + FFABS(p0 - q0) * 2 + (FFABS(p1 - q1) >> 1) <= E; + int flat8out, flat8in; + + if (!fm) + continue; + + if (wd >= 16) { + p7 = dst[strideb * -8]; + p6 = dst[strideb * -7]; + p5 = dst[strideb * -6]; + p4 = dst[strideb * -5]; + q4 = dst[strideb * +4]; + q5 = dst[strideb * +5]; + q6 = dst[strideb * +6]; + q7 = dst[strideb * +7]; + + flat8out = FFABS(p7 - p0) <= 1 && FFABS(p6 - p0) <= 1 && + FFABS(p5 - p0) <= 1 && FFABS(p4 - p0) <= 1 && + FFABS(q4 - q0) <= 1 && FFABS(q5 - q0) <= 1 && + FFABS(q6 - q0) <= 1 && FFABS(q7 - q0) <= 1; + } + + if (wd >= 8) + flat8in = FFABS(p3 - p0) <= 1 && FFABS(p2 - p0) <= 1 && + FFABS(p1 - p0) <= 1 && FFABS(q1 - q0) <= 1 && + FFABS(q2 - q0) <= 1 && FFABS(q3 - q0) <= 1; + + if (wd >= 16 && flat8out && flat8in) { + dst[strideb * -7] = (p7 + p7 + p7 + p7 + p7 + p7 + p7 + p6 * 2 + + p5 + p4 + p3 + p2 + p1 + p0 + q0 + 8) >> 4; + dst[strideb * -6] = (p7 + p7 + p7 + p7 + p7 + p7 + p6 + p5 * 2 + + p4 + p3 + p2 + p1 + p0 + q0 + q1 + 8) >> 4; + dst[strideb * -5] = (p7 + p7 + p7 + p7 + p7 + p6 + p5 + p4 * 2 + + p3 + p2 + p1 + p0 + q0 + q1 + q2 + 8) >> 4; + dst[strideb * -4] = (p7 + p7 + p7 + p7 + p6 + p5 + p4 + p3 * 2 + + p2 + p1 + p0 + q0 + q1 + q2 + q3 + 8) >> 4; + dst[strideb * -3] = (p7 + p7 + p7 + p6 + p5 + p4 + p3 + p2 * 2 + + p1 + p0 + q0 + q1 + q2 + q3 + q4 + 8) >> 4; + dst[strideb * -2] = (p7 + p7 + p6 + p5 + p4 + p3 + p2 + p1 * 2 + + p0 + q0 + q1 + q2 + q3 + q4 + q5 + 8) >> 4; + dst[strideb * -1] = (p7 + p6 + p5 + p4 + p3 + p2 + p1 + p0 * 2 + + q0 + q1 + q2 + q3 + q4 + q5 + q6 + 8) >> 4; + dst[strideb * +0] = (p6 + p5 + p4 + p3 + p2 + p1 + p0 + q0 * 2 + + q1 + q2 + q3 + q4 + q5 + q6 + q7 + 8) >> 4; + dst[strideb * +1] = (p5 + p4 + p3 + p2 + p1 + p0 + q0 + q1 * 2 + + q2 + q3 + q4 + q5 + q6 + q7 + q7 + 8) >> 4; + dst[strideb * +2] = (p4 + p3 + p2 + p1 + p0 + q0 + q1 + q2 * 2 + + q3 + q4 + q5 + q6 + q7 + q7 + q7 + 8) >> 4; + dst[strideb * +3] = (p3 + p2 + p1 + p0 + q0 + q1 + q2 + q3 * 2 + + q4 + q5 + q6 + q7 + q7 + q7 + q7 + 8) >> 4; + dst[strideb * +4] = (p2 + p1 + p0 + q0 + q1 + q2 + q3 + q4 * 2 + + q5 + q6 + q7 + q7 + q7 + q7 + q7 + 8) >> 4; + dst[strideb * +5] = (p1 + p0 + q0 + q1 + q2 + q3 + q4 + q5 * 2 + + q6 + q7 + q7 + q7 + q7 + q7 + q7 + 8) >> 4; + dst[strideb * +6] = (p0 + q0 + q1 + q2 + q3 + q4 + q5 + q6 * 2 + + q7 + q7 + q7 + q7 + q7 + q7 + q7 + 8) >> 4; + } else if (wd >= 8 && flat8in) { + dst[strideb * -3] = (p3 + p3 + p3 + 2 * p2 + p1 + p0 + q0 + 4) >> 3; + dst[strideb * -2] = (p3 + p3 + p2 + 2 * p1 + p0 + q0 + q1 + 4) >> 3; + dst[strideb * -1] = (p3 + p2 + p1 + 2 * p0 + q0 + q1 + q2 + 4) >> 3; + dst[strideb * +0] = (p2 + p1 + p0 + 2 * q0 + q1 + q2 + q3 + 4) >> 3; + dst[strideb * +1] = (p1 + p0 + q0 + 2 * q1 + q2 + q3 + q3 + 4) >> 3; + dst[strideb * +2] = (p0 + q0 + q1 + 2 * q2 + q3 + q3 + q3 + 4) >> 3; + } else { + int hev = FFABS(p1 - p0) > H || FFABS(q1 - q0) > H; + + if (hev) { + int f = av_clip_int8(3 * (q0 - p0) + av_clip_int8(p1 - q1)); + int f1 = FFMIN(f + 4, 127) >> 3; + int f2 = FFMIN(f + 3, 127) >> 3; + + dst[strideb * -1] = av_clip_uint8(p0 + f2); + dst[strideb * +0] = av_clip_uint8(q0 - f1); + } else { + int f = av_clip_int8(3 * (q0 - p0)); + int f1 = FFMIN(f + 4, 127) >> 3; + int f2 = FFMIN(f + 3, 127) >> 3; + + dst[strideb * -1] = av_clip_uint8(p0 + f2); + dst[strideb * +0] = av_clip_uint8(q0 - f1); + + f = (f1 + 1) >> 1; + dst[strideb * -2] = av_clip_uint8(p1 + f); + dst[strideb * +1] = av_clip_uint8(q1 - f); + } + } + } +} + +#define lf_8_fn(dir, wd, stridea, strideb) \ +static void loop_filter_ ## dir ## _ ## wd ## _8_c(uint8_t *dst, \ + ptrdiff_t stride, \ + int E, int I, int H) \ +{ \ + loop_filter(dst, stride, E, I, H, stridea, strideb, wd); \ +} + +#define lf_8_fns(wd) \ + lf_8_fn(h, wd, stride, 1) \ + lf_8_fn(v, wd, 1, stride) + +lf_8_fns(4) +lf_8_fns(8) +lf_8_fns(16) + +#undef lf_8_fn +#undef lf_8_fns + +#define lf_16_fn(dir, stridea) \ +static void loop_filter_ ## dir ## _16_16_c(uint8_t *dst, \ + ptrdiff_t stride, \ + int E, int I, int H) \ +{ \ + loop_filter_ ## dir ## _16_8_c(dst, stride, E, I, H); \ + loop_filter_ ## dir ## _16_8_c(dst + 8 * stridea, stride, E, I, H); \ +} + +lf_16_fn(h, stride) +lf_16_fn(v, 1) + +#undef lf_16_fn + +#define lf_mix_fn(dir, wd1, wd2, stridea) \ +static void loop_filter_ ## dir ## _ ## wd1 ## wd2 ## _16_c(uint8_t *dst, \ + ptrdiff_t stride, \ + int E, int I, \ + int H) \ +{ \ + loop_filter_ ## dir ## _ ## wd1 ## _8_c(dst, stride, E & 0xff, \ + I & 0xff, H & 0xff); \ + loop_filter_ ## dir ## _ ## wd2 ## _8_c(dst + 8 * stridea, stride, \ + E >> 8, I >> 8, H >> 8); \ +} + +#define lf_mix_fns(wd1, wd2) \ + lf_mix_fn(h, wd1, wd2, stride) \ + lf_mix_fn(v, wd1, wd2, 1) + +lf_mix_fns(4, 4) +lf_mix_fns(4, 8) +lf_mix_fns(8, 4) +lf_mix_fns(8, 8) + +#undef lf_mix_fn +#undef lf_mix_fns + +static av_cold void vp9dsp_loopfilter_init(VP9DSPContext *dsp) +{ + dsp->loop_filter_8[0][0] = loop_filter_h_4_8_c; + dsp->loop_filter_8[0][1] = loop_filter_v_4_8_c; + dsp->loop_filter_8[1][0] = loop_filter_h_8_8_c; + dsp->loop_filter_8[1][1] = loop_filter_v_8_8_c; + dsp->loop_filter_8[2][0] = loop_filter_h_16_8_c; + dsp->loop_filter_8[2][1] = loop_filter_v_16_8_c; + + dsp->loop_filter_16[0] = loop_filter_h_16_16_c; + dsp->loop_filter_16[1] = loop_filter_v_16_16_c; + + dsp->loop_filter_mix2[0][0][0] = loop_filter_h_44_16_c; + dsp->loop_filter_mix2[0][0][1] = loop_filter_v_44_16_c; + dsp->loop_filter_mix2[0][1][0] = loop_filter_h_48_16_c; + dsp->loop_filter_mix2[0][1][1] = loop_filter_v_48_16_c; + dsp->loop_filter_mix2[1][0][0] = loop_filter_h_84_16_c; + dsp->loop_filter_mix2[1][0][1] = loop_filter_v_84_16_c; + dsp->loop_filter_mix2[1][1][0] = loop_filter_h_88_16_c; + dsp->loop_filter_mix2[1][1][1] = loop_filter_v_88_16_c; +} + +static av_always_inline void copy_c(uint8_t *dst, const uint8_t *src, + ptrdiff_t dst_stride, + ptrdiff_t src_stride, + int w, int h) +{ + do { + memcpy(dst, src, w); + + dst += dst_stride; + src += src_stride; + } while (--h); +} + +static av_always_inline void avg_c(uint8_t *dst, const uint8_t *src, + ptrdiff_t dst_stride, + ptrdiff_t src_stride, + int w, int h) +{ + do { + int x; + + for (x = 0; x < w; x += 4) + AV_WN32A(&dst[x], rnd_avg32(AV_RN32A(&dst[x]), AV_RN32(&src[x]))); + + dst += dst_stride; + src += src_stride; + } while (--h); +} + +#define fpel_fn(type, sz) \ +static void type ## sz ## _c(uint8_t *dst, const uint8_t *src, \ + ptrdiff_t dst_stride, \ + ptrdiff_t src_stride, \ + int h, int mx, int my) \ +{ \ + type ## _c(dst, src, dst_stride, src_stride, sz, h); \ +} + +#define copy_avg_fn(sz) \ + fpel_fn(copy, sz) \ + fpel_fn(avg, sz) + +copy_avg_fn(64) +copy_avg_fn(32) +copy_avg_fn(16) +copy_avg_fn(8) +copy_avg_fn(4) + +#undef fpel_fn +#undef copy_avg_fn + +static const int8_t vp9_subpel_filters[3][15][8] = { + [FILTER_8TAP_REGULAR] = { + { 0, 1, -5, 126, 8, -3, 1, 0 }, + { -1, 3, -10, 122, 18, -6, 2, 0 }, + { -1, 4, -13, 118, 27, -9, 3, -1 }, + { -1, 4, -16, 112, 37, -11, 4, -1 }, + { -1, 5, -18, 105, 48, -14, 4, -1 }, + { -1, 5, -19, 97, 58, -16, 5, -1 }, + { -1, 6, -19, 88, 68, -18, 5, -1 }, + { -1, 6, -19, 78, 78, -19, 6, -1 }, + { -1, 5, -18, 68, 88, -19, 6, -1 }, + { -1, 5, -16, 58, 97, -19, 5, -1 }, + { -1, 4, -14, 48, 105, -18, 5, -1 }, + { -1, 4, -11, 37, 112, -16, 4, -1 }, + { -1, 3, -9, 27, 118, -13, 4, -1 }, + { 0, 2, -6, 18, 122, -10, 3, -1 }, + { 0, 1, -3, 8, 126, -5, 1, 0 }, + }, [FILTER_8TAP_SHARP] = { + { -1, 3, -7, 127, 8, -3, 1, 0 }, + { -2, 5, -13, 125, 17, -6, 3, -1 }, + { -3, 7, -17, 121, 27, -10, 5, -2 }, + { -4, 9, -20, 115, 37, -13, 6, -2 }, + { -4, 10, -23, 108, 48, -16, 8, -3 }, + { -4, 10, -24, 100, 59, -19, 9, -3 }, + { -4, 11, -24, 90, 70, -21, 10, -4 }, + { -4, 11, -23, 80, 80, -23, 11, -4 }, + { -4, 10, -21, 70, 90, -24, 11, -4 }, + { -3, 9, -19, 59, 100, -24, 10, -4 }, + { -3, 8, -16, 48, 108, -23, 10, -4 }, + { -2, 6, -13, 37, 115, -20, 9, -4 }, + { -2, 5, -10, 27, 121, -17, 7, -3 }, + { -1, 3, -6, 17, 125, -13, 5, -2 }, + { 0, 1, -3, 8, 127, -7, 3, -1 }, + }, [FILTER_8TAP_SMOOTH] = { + { -3, -1, 32, 64, 38, 1, -3, 0 }, + { -2, -2, 29, 63, 41, 2, -3, 0 }, + { -2, -2, 26, 63, 43, 4, -4, 0 }, + { -2, -3, 24, 62, 46, 5, -4, 0 }, + { -2, -3, 21, 60, 49, 7, -4, 0 }, + { -1, -4, 18, 59, 51, 9, -4, 0 }, + { -1, -4, 16, 57, 53, 12, -4, -1 }, + { -1, -4, 14, 55, 55, 14, -4, -1 }, + { -1, -4, 12, 53, 57, 16, -4, -1 }, + { 0, -4, 9, 51, 59, 18, -4, -1 }, + { 0, -4, 7, 49, 60, 21, -3, -2 }, + { 0, -4, 5, 46, 62, 24, -3, -2 }, + { 0, -4, 4, 43, 63, 26, -2, -2 }, + { 0, -3, 2, 41, 63, 29, -2, -2 }, + { 0, -3, 1, 38, 64, 32, -1, -3 }, + } +}; + +#define FILTER_8TAP(src, x, F, stride) \ + av_clip_uint8((F[0] * src[x + -3 * stride] + \ + F[1] * src[x + -2 * stride] + \ + F[2] * src[x + -1 * stride] + \ + F[3] * src[x + +0 * stride] + \ + F[4] * src[x + +1 * stride] + \ + F[5] * src[x + +2 * stride] + \ + F[6] * src[x + +3 * stride] + \ + F[7] * src[x + +4 * stride] + 64) >> 7) + +static av_always_inline void do_8tap_1d_c(uint8_t *dst, const uint8_t *src, + ptrdiff_t dst_stride, + ptrdiff_t src_stride, + int w, int h, ptrdiff_t ds, + const int8_t *filter, int avg) +{ + do { + int x; + + for (x = 0; x < w; x++) + if (avg) + dst[x] = (dst[x] + FILTER_8TAP(src, x, filter, ds) + 1) >> 1; + else + dst[x] = FILTER_8TAP(src, x, filter, ds); + + dst += dst_stride; + src += src_stride; + } while (--h); +} + +#define filter_8tap_1d_fn(opn, opa, dir, ds) \ +static av_noinline void opn ## _8tap_1d_ ## dir ## _c(uint8_t *dst, \ + const uint8_t *src, \ + ptrdiff_t dst_stride, \ + ptrdiff_t src_stride, \ + int w, int h, \ + const int8_t *filter) \ +{ \ + do_8tap_1d_c(dst, src, dst_stride, src_stride, w, h, ds, filter, opa); \ +} + +filter_8tap_1d_fn(put, 0, v, src_stride) +filter_8tap_1d_fn(put, 0, h, 1) +filter_8tap_1d_fn(avg, 1, v, src_stride) +filter_8tap_1d_fn(avg, 1, h, 1) + +#undef filter_8tap_1d_fn + +static av_always_inline void do_8tap_2d_c(uint8_t *dst, const uint8_t *src, + ptrdiff_t dst_stride, + ptrdiff_t src_stride, + int w, int h, const int8_t *filterx, + const int8_t *filtery, int avg) +{ + int tmp_h = h + 7; + uint8_t tmp[64 * 71], *tmp_ptr = tmp; + + src -= src_stride * 3; + do { + int x; + + for (x = 0; x < w; x++) + tmp_ptr[x] = FILTER_8TAP(src, x, filterx, 1); + + tmp_ptr += 64; + src += src_stride; + } while (--tmp_h); + + tmp_ptr = tmp + 64 * 3; + do { + int x; + + for (x = 0; x < w; x++) + if (avg) + dst[x] = (dst[x] + FILTER_8TAP(tmp_ptr, x, filtery, 64) + 1) >> 1; + else + dst[x] = FILTER_8TAP(tmp_ptr, x, filtery, 64); + + tmp_ptr += 64; + dst += dst_stride; + } while (--h); +} + +#define filter_8tap_2d_fn(opn, opa) \ +static av_noinline void opn ## _8tap_2d_hv_c(uint8_t *dst, \ + const uint8_t *src, \ + ptrdiff_t dst_stride, \ + ptrdiff_t src_stride, \ + int w, int h, \ + const int8_t *filterx, \ + const int8_t *filtery) \ +{ \ + do_8tap_2d_c(dst, src, dst_stride, src_stride, \ + w, h, filterx, filtery, opa); \ +} + +filter_8tap_2d_fn(put, 0) +filter_8tap_2d_fn(avg, 1) + +#undef filter_8tap_2d_fn + +#undef FILTER_8TAP + +#define filter_fn_1d(sz, dir, dir_m, type, type_idx, avg) \ +static void \ +avg ## _8tap_ ## type ## _ ## sz ## dir ## _c(uint8_t *dst, \ + const uint8_t *src, \ + ptrdiff_t dst_stride, \ + ptrdiff_t src_stride, \ + int h, int mx, int my) \ +{ \ + avg ## _8tap_1d_ ## dir ## _c(dst, src, dst_stride, src_stride, sz, h, \ + vp9_subpel_filters[type_idx][dir_m - 1]); \ +} + +#define filter_fn_2d(sz, type, type_idx, avg) \ +static void avg ## _8tap_ ## type ## _ ## sz ## hv_c(uint8_t *dst, \ + const uint8_t *src, \ + ptrdiff_t dst_stride, \ + ptrdiff_t src_stride, \ + int h, int mx, int my) \ +{ \ + avg ## _8tap_2d_hv_c(dst, src, dst_stride, src_stride, sz, h, \ + vp9_subpel_filters[type_idx][mx - 1], \ + vp9_subpel_filters[type_idx][my - 1]); \ +} + +#define FILTER_BILIN(src, x, mxy, stride) \ + (src[x] + ((mxy * (src[x + stride] - src[x]) + 8) >> 4)) + +static av_always_inline void do_bilin_1d_c(uint8_t *dst, + const uint8_t *src, + ptrdiff_t dst_stride, + ptrdiff_t src_stride, + int w, int h, ptrdiff_t ds, + int mxy, int avg) +{ + do { + int x; + + for (x = 0; x < w; x++) + if (avg) + dst[x] = (dst[x] + FILTER_BILIN(src, x, mxy, ds) + 1) >> 1; + else + dst[x] = FILTER_BILIN(src, x, mxy, ds); + + dst += dst_stride; + src += src_stride; + } while (--h); +} + +#define bilin_1d_fn(opn, opa, dir, ds) \ +static av_noinline void opn ## _bilin_1d_ ## dir ## _c(uint8_t *dst, \ + const uint8_t *src, \ + ptrdiff_t dst_stride, \ + ptrdiff_t src_stride, \ + int w, int h, int mxy) \ +{ \ + do_bilin_1d_c(dst, src, dst_stride, src_stride, w, h, ds, mxy, opa); \ +} + +bilin_1d_fn(put, 0, v, src_stride) +bilin_1d_fn(put, 0, h, 1) +bilin_1d_fn(avg, 1, v, src_stride) +bilin_1d_fn(avg, 1, h, 1) + +#undef bilin_1d_fn + +static av_always_inline void do_bilin_2d_c(uint8_t *dst, + const uint8_t *src, + ptrdiff_t dst_stride, + ptrdiff_t src_stride, + int w, int h, int mx, int my, + int avg) +{ + uint8_t tmp[64 * 65], *tmp_ptr = tmp; + int tmp_h = h + 1; + + do { + int x; + + for (x = 0; x < w; x++) + tmp_ptr[x] = FILTER_BILIN(src, x, mx, 1); + + tmp_ptr += 64; + src += src_stride; + } while (--tmp_h); + + tmp_ptr = tmp; + do { + int x; + + for (x = 0; x < w; x++) + if (avg) + dst[x] = (dst[x] + FILTER_BILIN(tmp_ptr, x, my, 64) + 1) >> 1; + else + dst[x] = FILTER_BILIN(tmp_ptr, x, my, 64); + + tmp_ptr += 64; + dst += dst_stride; + } while (--h); +} + +#define bilin_2d_fn(opn, opa) \ +static av_noinline void opn ## _bilin_2d_hv_c(uint8_t *dst, \ + const uint8_t *src, \ + ptrdiff_t dst_stride, \ + ptrdiff_t src_stride, \ + int w, int h, \ + int mx, int my) \ +{ \ + do_bilin_2d_c(dst, src, dst_stride, src_stride, w, h, mx, my, opa); \ +} + +bilin_2d_fn(put, 0) +bilin_2d_fn(avg, 1) + +#undef bilin_2d_fn + +#undef FILTER_BILIN + +#define bilinf_fn_1d(sz, dir, dir_m, avg) \ +static void avg ## _bilin_ ## sz ## dir ## _c(uint8_t *dst, \ + const uint8_t *src, \ + ptrdiff_t dst_stride, \ + ptrdiff_t src_stride, \ + int h, int mx, int my) \ +{ \ + avg ## _bilin_1d_ ## dir ## _c(dst, src, dst_stride, src_stride, \ + sz, h, dir_m); \ +} + +#define bilinf_fn_2d(sz, avg) \ +static void avg ## _bilin_ ## sz ## hv_c(uint8_t *dst, \ + const uint8_t *src, \ + ptrdiff_t dst_stride, \ + ptrdiff_t src_stride, \ + int h, int mx, int my) \ +{ \ + avg ## _bilin_2d_hv_c(dst, src, dst_stride, src_stride, \ + sz, h, mx, my); \ +} + +#define filter_fn(sz, avg) \ + filter_fn_1d(sz, h, mx, regular, FILTER_8TAP_REGULAR, avg) \ + filter_fn_1d(sz, v, my, regular, FILTER_8TAP_REGULAR, avg) \ + filter_fn_2d(sz, regular, FILTER_8TAP_REGULAR, avg) \ + filter_fn_1d(sz, h, mx, smooth, FILTER_8TAP_SMOOTH, avg) \ + filter_fn_1d(sz, v, my, smooth, FILTER_8TAP_SMOOTH, avg) \ + filter_fn_2d(sz, smooth, FILTER_8TAP_SMOOTH, avg) \ + filter_fn_1d(sz, h, mx, sharp, FILTER_8TAP_SHARP, avg) \ + filter_fn_1d(sz, v, my, sharp, FILTER_8TAP_SHARP, avg) \ + filter_fn_2d(sz, sharp, FILTER_8TAP_SHARP, avg) \ + bilinf_fn_1d(sz, h, mx, avg) \ + bilinf_fn_1d(sz, v, my, avg) \ + bilinf_fn_2d(sz, avg) + +#define filter_fn_set(avg) \ + filter_fn(64, avg) \ + filter_fn(32, avg) \ + filter_fn(16, avg) \ + filter_fn(8, avg) \ + filter_fn(4, avg) + +filter_fn_set(put) +filter_fn_set(avg) + +#undef filter_fn +#undef filter_fn_set +#undef filter_fn_1d +#undef filter_fn_2d +#undef bilinf_fn_1d +#undef bilinf_fn_2d + +static av_cold void vp9dsp_mc_init(VP9DSPContext *dsp) +{ +#define init_fpel(idx1, idx2, sz, type) \ + dsp->mc[idx1][FILTER_8TAP_SMOOTH][idx2][0][0] = type ## sz ## _c; \ + dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = type ## sz ## _c; \ + dsp->mc[idx1][FILTER_8TAP_SHARP][idx2][0][0] = type ## sz ## _c; \ + dsp->mc[idx1][FILTER_BILINEAR][idx2][0][0] = type ## sz ## _c + +#define init_copy_avg(idx, sz) \ + init_fpel(idx, 0, sz, copy); \ + init_fpel(idx, 1, sz, avg) + + init_copy_avg(0, 64); + init_copy_avg(1, 32); + init_copy_avg(2, 16); + init_copy_avg(3, 8); + init_copy_avg(4, 4); + +#undef init_copy_avg +#undef init_fpel + +#define init_subpel1(idx1, idx2, idxh, idxv, sz, dir, type) \ + dsp->mc[idx1][FILTER_8TAP_SMOOTH][idx2][idxh][idxv] = type ## _8tap_smooth_ ## sz ## dir ## _c; \ + dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][idxh][idxv] = type ## _8tap_regular_ ## sz ## dir ## _c; \ + dsp->mc[idx1][FILTER_8TAP_SHARP][idx2][idxh][idxv] = type ## _8tap_sharp_ ## sz ## dir ## _c; \ + dsp->mc[idx1][FILTER_BILINEAR][idx2][idxh][idxv] = type ## _bilin_ ## sz ## dir ## _c + +#define init_subpel2(idx, idxh, idxv, dir, type) \ + init_subpel1(0, idx, idxh, idxv, 64, dir, type); \ + init_subpel1(1, idx, idxh, idxv, 32, dir, type); \ + init_subpel1(2, idx, idxh, idxv, 16, dir, type); \ + init_subpel1(3, idx, idxh, idxv, 8, dir, type); \ + init_subpel1(4, idx, idxh, idxv, 4, dir, type) + +#define init_subpel3(idx, type) \ + init_subpel2(idx, 1, 1, hv, type); \ + init_subpel2(idx, 0, 1, v, type); \ + init_subpel2(idx, 1, 0, h, type) + + init_subpel3(0, put); + init_subpel3(1, avg); + +#undef init_subpel1 +#undef init_subpel2 +#undef init_subpel3 +} + +av_cold void ff_vp9dsp_init(VP9DSPContext *dsp) +{ + vp9dsp_intrapred_init(dsp); + vp9dsp_itxfm_init(dsp); + vp9dsp_loopfilter_init(dsp); + vp9dsp_mc_init(dsp); + + if (ARCH_X86) + ff_vp9dsp_init_x86(dsp); +} |